transcription, транскрипция: [ pī-ˈrē-thrən, -ˈre- ]
noun
Etymology: International Scientific Vocabulary, from Latin pyrethrum
Date: 1871
: either of two oily liquid esters C 21 H 28 O 3 and C 22 H 28 O 5 having insecticidal properties and occurring especially in the flowers of pyrethrum